The Greater Milwaukee Auto Show opened in style Friday evening as more than 1,000 Milwaukee-area business executives packed the "Giddy Up Gala." Check out the attached slideshow put together by Milwaukee Business Journal photographer Kenny Yoo to see photos of the gala and get your first look at some of the cars and trucks on display at the show. The event was held among the more than 500 new cars and trucks that will be featured during the 2020 event at the Wisconsin Center in downtown Milwaukee.…